Geometry Crossword

123456789101112
Across
  1. 6. The perimeter of a circle.
  2. 8. A line from the center of a regular polygon at right angles to any of its sides.
  3. 10. The angle that is formed when two radii meet at the center of a circle.
  4. 11. The angle that is formed when two chords share the same vertex point.
  5. 12. b(a=b) = c^2 is a relationship between a secant and a ______.
Down
  1. 1. The longest chord in a circle.
  2. 2. Half of the circle's diameter.
  3. 3. A = 1.2pa is the formula for geometric ________.
  4. 4. Starts outside the circle and becomes a chord inside the circle.
  5. 5. Chords that create vertical angles.
  6. 7. A segment whose endpoints are on a circle.
  7. 9. The measure of a central angle is the same as the ___ it creates